Multiple choice

The ages of A and B are in the ratio of 8: 11. If the difference between their ages be 21 years. What will be A's age 3 years hence?

  1. 54

  2. 52

  3. 58

  4. 59

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Let A=8x, B=11x. Difference: 11x-8x=3x=21, so x=7. A's current age=8×7=56. A's age 3 years hence=56+3=59. Verification: B=77, difference=21, ratio=56:77=8:11 ✓. Options 54, 52, 58 don't satisfy the conditions.